Connecting The Rapid Shutdown Box To An Emergency Stop Button; Connecting The Rapid Shutdown Box To A Fronius Primo 10.0 / 11.4 / 12.5 / 15.0 - Fronius Rapid Shutdown Box - Duo Instructions De Service

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Rapid Shutdown Box - Quattro
Optional: Connecting the Grounding to a Ground Lug
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Connecting the Connection to an External Emergency Stop Button:
Rapid Shutdown If an external emergency stop is needed, it can be installed anywhere in the Signal line us-
Box to an Emer- ing standard electrical installation processes. When pressing the Emergency Stop button
gency Stop But- rapid shutdown is initiated and the pv-array is disconnected in the rapid shutdown box. As
ton soon as the Emergency Stop button returns to its original position, the pv-array is recon-
nected.
Requirements for the external emergency stop button:
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Connecting the
IMPORTANT! Wiring schemes show best practice examples assuming that more than two
Rapid Shutdown
PV strings connected in parallel require overcurrent protection (e.g. fusing). Refer to Primo
Box to a Fronius
installation manual regarding multi conductor wiring and fusing details
Primo 10.0 / 11.4 /
12.5 / 15.0
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All manuals and user guides at all-guides.com
Maximum switching load 30 V DC / 5 mA
Rated voltage between contacts and housing: 600 V DC
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